Making MacOS notifications kinda work.

init-jabber.el

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;; Jabber Terminal Notifier 
;; requires 'init-terminal-notifier.el'
;; https://gist.github.com/ayman/bb72a25e16af9e6f30bf

(defun jabber-info-terminal-notify (infotype buffer text)
  "Pushing info notifications through terminal-notify."
  (unless (get-buffer-window buffer)
    (terminal-notifier-notify "Jabber" (jabber-escape-xml text))))

(defun jabber-message-terminal-notify (from buffer text title)
  "Pushing messages notifications through terminal-notify."
  (unless (get-buffer-window buffer)
    (terminal-notifier-notify title (jabber-escape-xml text))))

(defun jabber-muc-terminal-notify (nick group buffer text title)
  "Pushing MUC notifications through terminal-notify."
  (unless (get-buffer-window buffer)
    (terminal-notifier-notify title
                              (if nick
                                  (format "%s: %s" nick text)
                                text))))

(defun jabber-muc-terminal-notify-personal (nick group buffer text title)
  (if (jabber-muc-looks-like-personal-p text group)
      (jabber-muc-terminal-notify nick group buffer text title)))

(pushnew 'jabber-message-terminal-notify
         (get 'jabber-alert-message-hooks 'custom-options))
(pushnew 'jabber-muc-terminal-notify
         (get 'jabber-alert-muc-hooks 'custom-options))
(pushnew 'jabber-muc-terminal-notify-personal
         (get 'jabber-alert-muc-hooks 'custom-options))

;; (add-hook 'jabber-alert-message-hooks 'jabber-notify-message)
(add-hook 'jabber-chat-mode-hook 'goto-address)

;; Message alert hooks
;; (define-jabber-alert echo "Show a message in the echo area"
;;   (lambda (msg)
;;     (unless (minibuffer-prompt)
;;       (message "%s" msg))))

;; Define location of gnutls-cli on OS X, instaled via brew

;; (setq starttls-use-gnutls t
;;       starttls-gnutls-program "/opt/local/bin/gnutls-cli"
;;       starttls-extra-arguments nil)

;; (remove-hook 'jabber-alert-presence-hooks
;;              'sr-jabber-alert-presence-func)